Tuesday, February 25, 2014

Longitudinal variation with latitude (R script)

 

lat  = 0
long_dd_km <- 6378.145 * 2 * atan2(sqrt(cos(lat * pi/180)^2 * 7.615242e-05), sqrt(1 - cos(lat * pi/180)^2 * 7.615242e-05))

Rplot

 

 

Thursday, December 12, 2013

FINAL Report from our work modeling future scenarios of land cover, forest composition and structure, and ecosystem services released! See: http://harvardforest.fas.harvard.edu/news/new-study-reveals-promise-and-peril-land-use-decisions

Monday, November 11, 2013

INOGO reference library completed

http://inogo.stanford.edu/libraries/biblioteca-de-referencia

More than 400 hours of work over a year by a small team. A new excellent resource for documents of the Osa and Golfito region. Please contact me if you would like access to any of these documents while we work out the online downloading approach (eventually via inogo.stanford.edu).

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ArcGIS maps featured

http://lib.stanford.edu/GIS/projects

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Sunday, June 26, 2011

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After a few challenging - but productive - years, the LiCOR has returned to its home at Carnegie. Long live the LiCOR!

Saturday, June 18, 2011

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With the excellent help of Cam and Rikke we brought the two top of canopy climate towers down and calculated the final wind direction azimuths.

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Carrying one of our two 15 foot tower poles out of the forest.

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Rigging up for the removal of the high elevation tower.

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And a final celebratory climb of a 180 ft. giant redwood. What a view of Laupahoehoe!

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Friday, May 27, 2011

My day has felt like the Matrix movie…

Working to create a 3D leaf area density map of my study area… Challenging!

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Tuesday, May 10, 2011

Friday, April 22, 2011

Friday, April 1, 2011

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going up!